2018 European Athletics Championships – Men's 400 metres

The men's 400 metres at the 2018 European Athletics Championships took place at the Olympic Stadium on 7, 8, and 10 August.

Schedule
All times are local times (UTC+2)

Round 1
First 3 in each heat (Q) and the next fastest 3 (q) advanced to the Semifinals.

Semifinals
First 2 (Q) and next 2 fastest (q) qualify for the final.

* Athletes who received a bye to the semifinals